3mm 5mm IR Infrared LED Transmitter Receiver Emitter Light Emitting Diode Blub | eBay
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Amazon.com: LEDGUHON 10Pcs 940nm Ir High Power LED Chip 3W Infrared Emitting IR LED Use for Infrared Transmitter (IR-940nm) : Industrial & Scientific
IR Emitter and Receiver LED 5mm 940nm | Sensores Ópticos | PTR005913
BOJACK LED Infrared Emitter and IR Receiver Diode, LEDs Infrared Emission and Receiver Tube for Arduino (Pack of 10 Pairs): Amazon.com: Industrial & Scientific
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Uxcell 30 Pack 5mm 940nm Infrared Receiver Diode DC1.2-1.3V LED IR Receiver Light Emitting Diodes Black Round Head - Walmart.com